Running in the sand can help you burn up to 30% more calories! my blog https://t.co/dtYZ9Ntsco

Running in the sand can help you burn up to 30% more calories! my blog https://t.co/dtYZ9Ntsco

— Karry Stivens (@fitnesslive1996) February 24, 2016

from Twitter https://twitter.com/fitnesslive1996